[Tarantool-patches] [PATCH luajit] symtab: check the _GNU_SOURCE definition

[Sergey Kaplun]

Hi, Maxim!

Thanks for the patch!
LGTM.

On 18.05.22, Maxim Kokryashkin wrote:
> Now the `_GNU_SOURCE` in `lj_symtab.c` is only defined when it wasn't
> defined yet. That chnage fixes the macro redifinition warning.

Typo: s/chnage/change/

> 
> Part of tarantool/tarantool#5813
> ---

<snipped>

-- 
Best regards,
Sergey Kaplun